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A surveillance camera, right, and a car that passes by the Gotthard South AlpTransit information centre in Poleggio in the Leventina valley in the canton of Ticino, Switzerland, on June 15, 2016. (KEYSTONE/Christian Beutler) Eine Ueberwachungskamera, rechts, und ein Auto, das am AlpTransit Infocenter Gotthard Sued vorbeifaehrt, in Poleggio in der Leventina im Kanton Tessin am 15. Juni 2016. (KEYSTONE/Christian Beutler)